How Do Fish Urinate Either Through Their Gills Or Through a Urinary Pore? Betta fish have a bladder and they urinate through it. They also have a very small urethra, which is an...
How Do Fish Urinate Either Through Their Gills Or Through a Urinary Pore? Betta fish have a bladder and they urinate through it. They also have a very small urethra, which is an...